12220012231022 has 32 divisors (see below), whose sum is σ = 18863993051904. Its totient is φ = 5933724854400.

The previous prime is 12220012231001. The next prime is 12220012231057. The reversal of 12220012231022 is 22013221002221.

It is a junction number, because it is equal to n+sod(n) for n = 12220012230985 and 12220012231003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12610913 + ... + 13545299.

It is an arithmetic number, because the mean of its divisors is an integer number (589499782872).

Almost surely, 2^{12220012231022} is an apocalyptic number.

12220012231022 is a deficient number, since it is larger than the sum of its proper divisors (6643980820882).

12220012231022 is a wasteful number, since it uses less digits than its factorization.

12220012231022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935304.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12220012231022 its reverse (22013221002221), we get a palindrome (34233233233243).

The spelling of 12220012231022 in words is "twelve trillion, two hundred twenty billion, twelve million, two hundred thirty-one thousand, twenty-two".